PRN     Azimuth(d)     Elevation(d)   Vertical-TEC(tecu)    Slant-TEC(tecu)       S4(L1/L2)    2019/10/29-21:27:50
G10     102.9          40.2               10.2 +/-    0.95      14.8 +/-    0.95  0.130 / 0.210
G11     288.1          26.0                9.9 +/-    1.00      18.8 +/-    1.00  0.140 / 0.280
G14     336.9          69.1                9.9 +/-    0.65      10.5 +/-    0.65  0.050 / 0.040
G20     119.1          14.3               10.8 +/-    2.23      27.3 +/-    2.23  0.040 / 0.050
G22     308.6          21.6                8.2 +/-    2.24      17.4 +/-    2.24  0.100 / 0.200
G25     86.2           15.1                9.3 +/-    3.54      23.0 +/-    3.54  0.100 / 0.250
G31     167.4          61.7               11.8 +/-    0.47      13.2 +/-    0.47  0.030 / 0.030
G32     33.9           53.9                9.1 +/-    1.40      11.0 +/-    1.40  0.030 / 0.030